Fenvalerate is a potent insecticide that has been in use since 1976. It is an ester of 2-(4-chlorophenyl)-3-methylbutyric acid and alpha-cyano-3-phenoxybenzyl alcohol, but lacks a cyclopropane ring. However, in terms ...

d-Phenothrin has been in use since 1977. It is estimated that 70-80 tonnes of d-phenothrin are used annually worldwide, mainly to control noxious insects in the household and insects of public health concern and to protect ...

Chlorophenols (CPs) are organic chemicals formed from phenol (1-hydroxybenzene) by substitution in the phenol ring with one or more atoms of chlorine. Nineteen congeners are possible, ranging from monochlorophenols to ...

The chemical name for diazinon is O, O-diethyl O-2-isopropyl-6-methylpyrimidinyl-4-yl phosphorothioate. The pure material forms a colourless liquid with a faint ester-like odour. The technical active ingredient is a ...

Mercury is a metal which is liquid at normal temperatures and pressures. It forms salts in two ionic states mercury(I) and mercury (II). Mercury (II), or mercuric, salts are very much more common than mercury(l) salts, and ...

Mirex (C10C112) is a white crystalline odourless solid it is an extremely stable substance. Gas chromatography with electron capture detection is the analytical method most commonly used for its determination. Mirex is ...

It is the aim of this document to take the ecotoxicologist's point of view and consider effects on populations of organisms in the environment. The risk to human health of the use of DDT was evaluated in Environmental ...

Formaldehyde is a flammable, colourless and readily polymerized gas at ambient temperatures. The most common commercially available form is a 30-50% aqueous solution. Formaldehyde is readily soluble in water, alcohols, and ...

Cypermethrin was initially synthesized in 1974 and first marketed in 1977 as a highly active synthetic pyrethroid insecticide, effective against a wide range of pests in agriculture, public health, and animal husbandry. ...

Chlorothalonil is a colourless, odourless, crystalline solid with a melting point of 250°C and a vapour pressure of 7.63 × 10-5 Pa (5.72 × 10-7 mmHg) at 25°C. It has low water solubility (0.6-1.2 mg/litre at 25°C) and an ...